Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
some test cases have been added that cover the functionality of fs, mutex, pthread, socket, and syscall
Signed-off-by: tengshuangshuang <tengshuangshuang@xiaomi.com>